/* ==========================================================================
   天美免费在线观看 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */
:root {
  --paper: #F4F1EA;
  --ink: #1B1A17;
  --ink-soft: #4A463E;
  --label-red: #8C3F2E;
  --teal: #2F4A44;
  --stone: #D9D2C3;
  --warm-white: #FFFDF8;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --mono: "SFMono-Regular", "Menlo", "Consolas", monospace;
  --shell-w: 1040px;
  --side-w: 248px;
  --read-w: 720px;
  --line: 1px solid var(--stone);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--ink);
  text-decoration: none;
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--label-red);
  outline-offset: 3px;
}

h1,
h2,
h3,
h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin: 0;
}

p {
  margin: 0;
}

ul,
ol,
dl {
  margin: 0;
  padding: 0;
  list-style: none;
}

figure {
  margin: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font: inherit;
  color: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   layout · 全站骨架
   -------------------------------------------------------------------------- */
.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
}

.site-main {
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 0 24px 72px;
  min-width: 0;
}

.inner-main {
  padding-top: 0;
}

/* 页头 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--paper);
  border-bottom: var(--line);
}

.header-inner {
  position: relative;
  max-width: var(--shell-w);
  margin: 0 auto;
  height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  color: var(--ink);
}

.brand:hover,
.brand:focus-visible {
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border: 2px solid var(--label-red);
  border-radius: 2px;
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  background: var(--teal);
  border-radius: 1px;
}

.brand-name {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* 主导航 */
.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.nav-list li {
  display: block;
}

.nav-list a {
  display: inline-block;
  padding: 6px 0;
  font-size: 14px;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--ink);
  text-decoration: none;
  border-bottom-color: var(--label-red);
}

.nav-list a.is-current {
  color: var(--label-red);
  border-bottom-color: var(--label-red);
  font-weight: 600;
}

.nav-quick {
  flex-shrink: 0;
  font-size: 13px;
  padding: 7px 14px;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--teal);
  border-radius: 2px;
  color: var(--teal);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.nav-quick:hover,
.nav-quick:focus-visible {
  background: var(--teal);
  color: var(--warm-white);
  text-decoration: none;
}

/* 移动端菜单按钮 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--stone);
  border-radius: 2px;
  background: var(--warm-white);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 左侧栏外壳 */
.layout-shell {
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: var(--side-w) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  flex: 1 1 auto;
}

.layout-shell > .site-main {
  padding-left: 0;
  padding-right: 0;
  max-width: none;
  margin: 0;
}

.layout-shell.sidebar-left {
  grid-template-columns: var(--side-w) minmax(0, 1fr);
}

/* 主内容 + 侧栏（aside 后置） */
.page-layout {
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 0 24px 72px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  align-items: start;
}

.page-layout > .site-main {
  padding: 0;
  max-width: none;
  margin: 0;
}

.page-layout.layout-single {
  grid-template-columns: minmax(0, 1fr);
  max-width: 900px;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
}

.breadcrumb a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--stone);
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--label-red);
  text-decoration-color: var(--label-red);
}

.breadcrumb-sep {
  color: var(--stone);
}

.breadcrumb-current {
  color: var(--ink);
}

/* 页面标题区 */
.page-header {
  padding: 20px 0 0;
}

.page-title {
  font-family: var(--serif);
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.25;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
}

/* 内页通用标题块 */
.page-title-block,
.page-head {
  padding: 18px 0 28px;
  border-bottom: var(--line);
  margin-bottom: 40px;
}

.section-label,
.page-tag,
.page-label {
  display: inline-block;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  margin-bottom: 12px;
}

.page-lede,
.page-lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: var(--read-w);
  margin-top: 14px;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.page-meta span {
  display: inline-block;
}

.page-meta span + span::before {
  content: "/";
  margin-right: 20px;
  color: var(--stone);
}

.section-intro,
.section-note,
.section-lead {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: var(--read-w);
  margin-bottom: 24px;
}

/* 页脚 */
.site-footer {
  margin-top: auto;
  border-top: var(--line);
  background: var(--warm-white);
}

.footer-grid {
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px;
}

.footer-col {
  min-width: 0;
}

.footer-brand {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.footer-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 18px;
}

.footer-title {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--label-red);
  margin-bottom: 14px;
  text-transform: uppercase;
  font-weight: 600;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 14px;
  color: var(--ink-soft);
  padding: 2px 0;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--label-red);
}

.footer-bottom {
  border-top: var(--line);
}

.footer-bottom p {
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 18px 24px;
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.7;
}

.footer-bottom p + p {
  padding-top: 0;
}

/* --------------------------------------------------------------------------
   components
   -------------------------------------------------------------------------- */

/* 侧边树状导航 */
.side-nav,
.side-tree {
  position: sticky;
  top: 96px;
  padding: 24px 0 0;
  font-size: 14px;
  min-width: 0;
}

.side-nav-title,
.side-tree-title {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  margin-bottom: 14px;
  font-weight: 600;
}

.side-nav-title + .side-nav-title {
  margin-top: 24px;
}

.side-tree,
.side-nav-list,
.side-tree-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--stone);
}

.side-tree li,
.side-nav-list li,
.side-tree-list li {
  display: block;
}

.side-tree a,
.side-nav-list a,
.side-tree-list a {
  display: block;
  padding: 8px 14px;
  color: var(--ink-soft);
  border-left: 2px solid transparent;
  margin-left: -1px;
  line-height: 1.5;
}

.side-tree a:hover,
.side-nav-list a:hover,
.side-tree-list a:hover,
.side-tree a:focus-visible,
.side-nav-list a:focus-visible,
.side-tree-list a:focus-visible {
  color: var(--label-red);
  border-left-color: var(--label-red);
  text-decoration: none;
}

.side-tree a.is-current,
.side-nav-list a.is-current,
.side-tree-list a.is-current {
  color: var(--label-red);
  border-left-color: var(--label-red);
  font-weight: 600;
}

.side-nav-sub,
.side-tree-sub {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 4px 0 8px 12px;
  border-left: 1px solid var(--stone);
  margin-left: 10px;
}

.side-nav-sub a,
.side-tree-sub a {
  font-size: 13px;
  padding: 6px 12px;
}

.side-nav-note {
  margin-top: 24px;
  padding-top: 18px;
  border-top: var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.side-nav-anchors {
  margin-top: 0;
}

/* 通用小标签 */
.eyebrow {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  margin-bottom: 14px;
  font-weight: 600;
}

/* 图片与展签 */
.media-caption,
.special-caption,
figcaption {
  display: block;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-soft);
  padding-top: 10px;
  border-top: 1px solid var(--stone);
  margin-top: 10px;
}

figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
  background: var(--stone);
}

/* 区块标题行 */
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 8px;
  padding-top: 56px;
  border-top: var(--line);
}

.section-head h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.3;
}

.section-more {
  font-size: 13px;
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
  white-space: nowrap;
}

.section-more:hover,
.section-more:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  font-size: 14px;
  border-radius: 2px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  letter-spacing: 0.02em;
  text-align: center;
  line-height: 1.4;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.btn:hover,
.btn:focus-visible {
  text-decoration: none;
}

.btn-primary {
  background: var(--ink);
  color: var(--warm-white);
  border-color: var(--ink);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--label-red);
  border-color: var(--label-red);
  color: var(--warm-white);
}

.btn-ghost {
  border-color: var(--stone);
  color: var(--ink-soft);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--label-red);
  color: var(--label-red);
}

/* 定义列表通用 */
.field-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: var(--line);
}

.field-list dt {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  padding: 18px 0 4px;
  border-bottom: none;
}

.field-list dd {
  margin: 0;
  padding: 0 0 18px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
  border-bottom: var(--line);
}

/* 相关链接条 */
.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding: 24px 0;
  margin-top: 32px;
  border-top: var(--line);
  border-bottom: var(--line);
}

.related-links-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  font-weight: 600;
}

.related-links-item {
  font-size: 14px;
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--stone);
}

.related-links-item:hover,
.related-links-item:focus-visible {
  color: var(--label-red);
  text-decoration-color: var(--label-red);
}

/* 侧栏 aside 通用 */
.page-aside {
  min-width: 0;
  padding-top: 24px;
}

.aside-figure {
  margin-bottom: 28px;
}

.aside-block {
  padding: 24px 0;
  border-top: var(--line);
}

.aside-block:first-of-type {
  border-top: none;
  padding-top: 0;
}

.aside-title {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  margin-bottom: 14px;
  font-weight: 600;
}

.aside-link-list,
.aside-links,
.aside-list,
.aside-tip-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.aside-link-list li,
.aside-links li,
.aside-list li,
.aside-tip-list li {
  display: block;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--stone);
}

.aside-link-list li:last-child,
.aside-links li:last-child,
.aside-list li:last-child,
.aside-tip-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.aside-link-list a,
.aside-links a,
.aside-list a,
.aside-tip-list a {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  text-decoration: underline;
  text-decoration-color: var(--stone);
}

.aside-link-list a:hover,
.aside-links a:hover,
.aside-list a:hover,
.aside-tip-list a:hover,
.aside-link-list a:focus-visible,
.aside-links a:focus-visible,
.aside-list a:focus-visible,
.aside-tip-list a:focus-visible {
  color: var(--label-red);
  text-decoration-color: var(--label-red);
}

.aside-link-list p,
.aside-links p,
.aside-list p,
.aside-tip-list p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 通用表格 */
.table-wrap,
.field-table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  border: var(--line);
  border-radius: 2px;
  background: var(--warm-white);
}

.map-table,
.cross-table,
.field-table {
  min-width: 560px;
  font-size: 14px;
  line-height: 1.7;
}

.map-table caption,
.cross-table caption,
.field-table caption {
  text-align: left;
  font-size: 12px;
  color: var(--ink-soft);
  padding: 12px 16px;
  border-bottom: var(--line);
}

.map-table th,
.map-table td,
.cross-table th,
.cross-table td,
.field-table th,
.field-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: var(--line);
  border-right: var(--line);
  vertical-align: top;
}

.map-table th:last-child,
.map-table td:last-child,
.cross-table th:last-child,
.cross-table td:last-child,
.field-table th:last-child,
.field-table td:last-child {
  border-right: none;
}

.map-table tbody tr:last-child th,
.map-table tbody tr:last-child td,
.cross-table tbody tr:last-child th,
.cross-table tbody tr:last-child td,
.field-table tbody tr:last-child th,
.field-table tbody tr:last-child td {
  border-bottom: none;
}

.map-table thead th,
.cross-table thead th,
.field-table thead th {
  background: var(--paper);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--label-red);
  font-weight: 600;
  text-transform: uppercase;
}

.map-table tbody th,
.cross-table tbody th,
.field-table tbody th {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  background: var(--paper);
}

/* 边界声明 */
.boundary-note {
  margin-top: 28px;
  padding: 18px 20px;
  background: var(--warm-white);
  border-left: 3px solid var(--teal);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.boundary-note a {
  color: var(--teal);
  text-decoration: underline;
}

.boundary-note a:hover,
.boundary-note a:focus-visible {
  color: var(--label-red);
}

/* --------------------------------------------------------------------------
   pages · 首页
   -------------------------------------------------------------------------- */
.home-main {
  padding-top: 0;
}

/* 顶部编排条 */
.ticker-bar {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 16px 0;
  border-bottom: var(--line);
  font-size: 13px;
  color: var(--ink-soft);
}

.ticker-label {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 10px;
  background: var(--teal);
  color: var(--warm-white);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
  font-weight: 600;
  flex-shrink: 0;
}

.ticker-text {
  flex: 1 1 320px;
  min-width: 0;
  line-height: 1.65;
}

.ticker-link {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
  white-space: nowrap;
}

.ticker-link:hover,
.ticker-link:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

/* 首屏 */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 48px;
  align-items: start;
  padding: 48px 0 56px;
  border-bottom: var(--line);
}

.hero-text {
  min-width: 0;
}

.hero-text h1 {
  font-family: var(--serif);
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.1;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 480px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.hero-index {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: var(--line);
  padding-top: 20px;
  max-width: 480px;
}

.hero-index li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--stone);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.hero-index li:last-child {
  border-bottom: none;
}

.index-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  min-width: 24px;
}

.hero-media {
  min-width: 0;
}

.hero-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

/* 本期编排状态 */
.status-board {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 48px;
  align-items: start;
  padding: 56px 0;
  border-bottom: var(--line);
}

.status-text {
  min-width: 0;
}

.status-text h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.status-list {
  margin-top: 24px;
  border-top: var(--line);
}

.status-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: var(--line);
  align-items: baseline;
}

.status-row dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--label-red);
  text-transform: uppercase;
  font-weight: 600;
}

.status-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.status-media {
  min-width: 0;
}

.status-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

/* 频道谱系速览 */
.channel-glance {
  padding: 56px 0;
  border-bottom: var(--line);
}

.channel-glance > .section-note {
  margin-bottom: 28px;
}

.glance-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: var(--line);
}

.glance-item {
  display: grid;
  grid-template-columns: 40px minmax(120px, 200px) minmax(0, 1fr) auto;
  grid-template-areas:
    "num name scope link"
    "num name tags link";
  gap: 4px 20px;
  padding: 22px 0;
  border-bottom: var(--line);
  align-items: start;
}

.glance-num {
  grid-area: num;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  padding-top: 3px;
}

.glance-name {
  grid-area: name;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.glance-scope {
  grid-area: scope;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  min-width: 0;
}

.glance-tags {
  grid-area: tags;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.glance-tags li {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--stone);
  border-radius: 2px;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  background: var(--warm-white);
}

.glance-link {
  grid-area: link;
  align-self: center;
  font-size: 13px;
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
  white-space: nowrap;
  padding-top: 3px;
}

.glance-link:hover,
.glance-link:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

/* 编排时间轴 */
.timeline {
  padding: 56px 0;
  border-bottom: var(--line);
}

.timeline > .section-note {
  margin-bottom: 28px;
}

.timeline-list {
  position: relative;
  border-left: 1px solid var(--stone);
  padding-left: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  position: relative;
  padding: 0 0 32px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--stone);
  border: 2px solid var(--paper);
  box-sizing: content-box;
}

.timeline-item.is-current::before {
  background: var(--label-red);
}

.timeline-date {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  margin-bottom: 6px;
}

.timeline-body {
  min-width: 0;
}

.timeline-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 6px;
  font-weight: 600;
}

.timeline-title {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 8px;
}

.timeline-summary {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 6px;
  max-width: var(--read-w);
}

.timeline-check {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  padding-left: 12px;
  border-left: 2px solid var(--stone);
}

/* 专题策展 */
.curation {
  padding: 56px 0;
  border-bottom: var(--line);
}

.curation > .section-note {
  margin-bottom: 40px;
}

.curation-feature,
.curation-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 40px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px dashed var(--stone);
}

.curation-feature:last-of-type,
.curation-split:last-of-type {
  border-bottom: none;
}

.curation-feature-reverse {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.curation-feature-reverse .curation-media {
  order: 2;
}

.curation-feature-reverse .curation-body {
  order: 1;
}

.curation-media {
  min-width: 0;
}

.curation-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

.curation-body {
  min-width: 0;
}

.curation-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: 12px;
}

.curation-lead {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.curation-items {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: var(--line);
  counter-reset: curation;
}

.curation-items li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--stone);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  counter-increment: curation;
}

.curation-items li::before {
  content: counter(curation, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}

/* 观看前核验 */
.precheck {
  padding: 56px 0;
  border-bottom: var(--line);
}

.precheck > .section-note {
  margin-bottom: 32px;
}

.precheck-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.precheck-step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  background: var(--warm-white);
  border: 1px solid var(--stone);
  border-radius: 2px;
  min-width: 0;
}

.precheck-step .step-num {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}

.precheck-step .step-title {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.precheck-step .step-action {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.precheck-step .step-basis {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  padding-top: 10px;
  border-top: 1px dashed var(--stone);
}

.precheck-step .step-link {
  font-size: 13px;
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
  align-self: flex-start;
  margin-top: auto;
}

.precheck-step .step-link:hover,
.precheck-step .step-link:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

/* 术语摘录 */
.glossary-excerpt {
  padding: 56px 0 0;
}

.glossary-excerpt > .section-note {
  margin-bottom: 28px;
}

.glossary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 40px;
  border-top: var(--line);
}

.glossary-item {
  padding: 20px 0;
  border-bottom: var(--line);
  min-width: 0;
}

.glossary-item h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

.glossary-item p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.glossary-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

.glossary-link:hover,
.glossary-link:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

.item-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  margin-right: 8px;
}

/* --------------------------------------------------------------------------
   pages · 频道谱系
   -------------------------------------------------------------------------- */
.page-channels .page-title-block {
  padding-bottom: 28px;
}

.content-media {
  margin: 24px 0 0;
}

.content-media-inline img {
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

.channel-tree {
  margin-top: 8px;
}

.channel-tree h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.zone-block {
  padding: 32px 0;
  border-top: var(--line);
  min-width: 0;
}

.zone-index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  margin-bottom: 6px;
}

.zone-name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 8px;
}

.zone-scope {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: var(--read-w);
  margin-bottom: 20px;
}

.sub-channel-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.sub-channel {
  padding: 18px 20px;
  background: var(--warm-white);
  border: 1px solid var(--stone);
  border-radius: 2px;
  min-width: 0;
}

.sub-name {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

.sub-range,
.sub-identify {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.sub-range::before {
  content: "范围 / ";
  color: var(--label-red);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.sub-identify::before {
  content: "识别 / ";
  color: var(--label-red);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.sub-link {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  border-top: 1px dashed var(--stone);
  padding-top: 8px;
  margin-top: 4px;
}

.sub-link::before {
  content: "关联 / ";
  color: var(--label-red);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.sub-link a {
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

.sub-link a:hover,
.sub-link a:focus-visible {
  color: var(--ink);
}

.field-reading {
  padding: 40px 0 24px;
  border-top: var(--line);
}

.field-reading h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.field-reading .field-list {
  margin-top: 20px;
}

.channel-special-map {
  padding: 40px 0 24px;
  border-top: var(--line);
}

.channel-special-map h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

/* --------------------------------------------------------------------------
   pages · 编排日程
   -------------------------------------------------------------------------- */
.page-schedule .page-head {
  border-bottom: none;
  padding-bottom: 8px;
  margin-bottom: 24px;
}

.page-figure {
  margin: 0 0 40px;
}

.page-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

.status-panel {
  padding: 0 0 40px;
  border-bottom: var(--line);
}

.status-panel h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 20px;
}

.status-card {
  background: var(--warm-white);
  border: 1px solid var(--stone);
  border-left: 4px solid var(--teal);
  border-radius: 2px;
  padding: 24px 26px;
}

.status-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.status-panel .status-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--stone);
  align-items: baseline;
}

.status-panel .status-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.status-panel .status-row:first-child {
  padding-top: 0;
}

.status-panel .status-row dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--label-red);
  text-transform: uppercase;
  font-weight: 600;
}

.status-panel .status-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.status-note {
  margin-top: 20px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.status-note a {
  color: var(--teal);
  text-decoration: underline;
  margin-right: 12px;
}

.status-note a:hover,
.status-note a:focus-visible {
  color: var(--label-red);
}

.page-schedule .timeline {
  padding: 40px 0;
  border-bottom: var(--line);
}

.page-schedule .timeline h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.timeline-group {
  margin-top: 32px;
  min-width: 0;
}

.timeline-group:first-of-type {
  margin-top: 24px;
}

.page-schedule .timeline-date {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  padding: 4px 12px;
  background: var(--warm-white);
  border: 1px solid var(--stone);
  border-radius: 2px;
  margin-bottom: 16px;
}

.record-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 1px solid var(--stone);
  padding-left: 22px;
}

.record-item {
  position: relative;
  padding: 0 0 22px;
  min-width: 0;
}

.record-item:last-child {
  padding-bottom: 0;
}

.record-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--stone);
  border: 2px solid var(--paper);
  box-sizing: content-box;
}

.record-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 6px;
}

.record-id {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  font-weight: 400;
  letter-spacing: 0.04em;
}

.record-channels {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--teal);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.record-summary {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 4px;
  max-width: var(--read-w);
}

.record-check {
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
  padding-left: 10px;
  border-left: 2px solid var(--stone);
}

.field-notes {
  padding: 40px 0 0;
  border-top: var(--line);
}

.field-notes h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.field-notes .section-lead a {
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

.field-notes .field-list {
  margin-top: 20px;
}

.field-item {
  display: grid;
  grid-template-columns: minmax(120px, 200px) minmax(0, 1fr);
  gap: 20px;
  padding: 16px 0;
  border-bottom: var(--line);
  align-items: baseline;
}

.field-item dt {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.field-item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.field-note {
  margin-top: 24px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.field-note a {
  color: var(--teal);
  text-decoration: underline;
  margin-right: 12px;
}

.field-note a:hover,
.field-note a:focus-visible {
  color: var(--label-red);
}

/* --------------------------------------------------------------------------
   pages · 专题策展
   -------------------------------------------------------------------------- */
.page-specials .page-hero {
  padding: 18px 0 28px;
  border-bottom: var(--line);
  margin-bottom: 40px;
}

.special {
  padding: 40px 0;
  border-bottom: var(--line);
  min-width: 0;
}

.special:last-of-type {
  border-bottom: none;
}

.special-featured,
.special-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 40px;
  align-items: start;
}

.special-split {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.special-media {
  min-width: 0;
}

.special-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

.special-body {
  min-width: 0;
}

.special-body h2 {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 12px;
}

.special-intro {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 20px;
  max-width: 560px;
}

.special-entries {
  display: flex;
  flex-direction: column;
  border-top: var(--line);
}

.special-entry {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas:
    "idx title"
    "idx desc";
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--stone);
  align-items: start;
}

.entry-index {
  grid-area: idx;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}

.special-entry h3 {
  grid-area: title;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
}

.special-entry p {
  grid-area: desc;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.special-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 20px;
}

.special-links a {
  font-size: 13px;
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

.special-links a:hover,
.special-links a:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

.special-stacked .special-body {
  max-width: var(--read-w);
}

.special-stacked .special-media {
  margin: 24px 0;
}

.special-stacked .special-media img {
  aspect-ratio: 21 / 9;
}

.cross-index {
  padding: 40px 0 0;
  border-top: var(--line);
}

.cross-index h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.cross-index .table-wrap {
  margin-top: 20px;
}

/* --------------------------------------------------------------------------
   pages · 观看指南
   -------------------------------------------------------------------------- */
.page-guide .page-head {
  border-bottom: var(--line);
}

.guide-verify,
.guide-device,
.guide-pitfalls {
  padding: 32px 0;
  border-bottom: var(--line);
  min-width: 0;
}

.guide-verify h2,
.guide-device h2,
.guide-pitfalls h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}

.step-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 22px;
  background: var(--warm-white);
  border: 1px solid var(--stone);
  border-radius: 2px;
  align-items: start;
  min-width: 0;
}

.step-item .step-num {
  font-family: var(--mono);
  font-size: 22px;
  color: var(--label-red);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  padding-top: 4px;
}

.step-item h3 {
  grid-column: 2;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 6px;
}

.step-item h3,
.step-item p {
  min-width: 0;
}

.step-item > p {
  grid-column: 2;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.step-item .step-basis {
  grid-column: 2;
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px dashed var(--stone);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.step-item .step-basis a {
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

.step-item .step-basis a:hover,
.step-item .step-basis a:focus-visible {
  color: var(--ink);
}

.guide-figure {
  margin: 20px 0 28px;
}

.guide-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.check-item {
  padding: 18px 20px;
  border: 1px solid var(--stone);
  border-radius: 2px;
  background: var(--warm-white);
  min-width: 0;
}

.check-item h3 {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
  line-height: 1.45;
}

.check-item p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.pitfall-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: var(--line);
  margin-top: 20px;
}

.pitfall-item {
  padding: 18px 0;
  border-bottom: var(--line);
  min-width: 0;
}

.pitfall-item h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
  line-height: 1.45;
}

.pitfall-item p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.pitfall-item p a {
  color: var(--label-red);
  text-decoration: underline;
  text-decoration-color: var(--label-red);
}

.pitfall-item p a:hover,
.pitfall-item p a:focus-visible {
  color: var(--ink);
}

/* --------------------------------------------------------------------------
   pages · 术语与字段
   -------------------------------------------------------------------------- */
.glossary-intro {
  padding: 0 0 32px;
  border-bottom: var(--line);
  margin-bottom: 32px;
}

.glossary-intro .media-figure {
  margin: 0 0 24px;
}

.glossary-intro .media-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border: 1px solid var(--stone);
  border-radius: 2px;
}

.glossary-intro h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.glossary-intro p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: var(--read-w);
}

.glossary-intro p + p {
  margin-top: 12px;
}

.term-section {
  padding: 0 0 32px;
  border-bottom: var(--line);
  margin-bottom: 32px;
}

.term-section h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.term-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: var(--line);
  margin-top: 20px;
}

.term-item {
  padding: 18px 0;
  border-bottom: var(--line);
  min-width: 0;
}

.term-item dt {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
  line-height: 1.45;
}

.term-meaning {
  margin: 0 0 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.term-confuse {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  padding-left: 12px;
  border-left: 2px solid var(--stone);
}

.term-confuse::before {
  content: "不要混淆 / ";
  color: var(--label-red);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.field-section {
  padding: 0 0 32px;
  border-bottom: var(--line);
  margin-bottom: 32px;
}

.field-section h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.field-section > p:last-child {
  margin-top: 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.cross-section {
  padding: 0;
}

.cross-section h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.cross-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.cross-item {
  padding: 18px 20px;
  border: 1px solid var(--stone);
  border-radius: 2px;
  background: var(--warm-white);
  min-width: 0;
}

.cross-item h3 {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
  line-height: 1.45;
}

.cross-item h3 a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--stone);
}

.cross-item h3 a:hover,
.cross-item h3 a:focus-visible {
  color: var(--label-red);
  text-decoration-color: var(--label-red);
}

.cross-item p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   pages · 常见问题
   -------------------------------------------------------------------------- */
.page-faq .page-layout {
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
}

.faq-group {
  padding: 0 0 32px;
  border-bottom: var(--line);
  margin-bottom: 32px;
  min-width: 0;
}

.faq-group:last-of-type {
  border-bottom: none;
}

.faq-group h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.faq-item {
  border-top: var(--line);
  padding: 4px 0;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
  min-height: 44px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 400;
  color: var(--label-red);
  flex-shrink: 0;
  line-height: 1;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover {
  color: var(--label-red);
}

.faq-answer {
  padding: 0 0 20px;
  max-width: var(--read-w);
}

.faq-answer p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.faq-answer p + p {
  margin-top: 10px;
}

.faq-aside {
  padding-top: 24px;
}

.faq-aside h2 {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  margin-bottom: 14px;
  font-weight: 600;
}

.aside-note {
  margin-top: 20px;
  padding-top: 16px;
  border-top: var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   pages · 404
   -------------------------------------------------------------------------- */
.site-error .site-main {
  padding-top: 0;
}

.error-main {
  padding: 72px 24px 96px;
}

.error-intro {
  max-width: 640px;
  margin: 0 auto;
  text-align: left;
}

.error-intro .section-label {
  display: inline-block;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-red);
  margin-bottom: 14px;
  font-weight: 600;
}

.error-intro h1 {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.2;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 18px;
}

.error-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

.error-tip {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 28px;
}

.error-home {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 24px;
  background: var(--ink);
  color: var(--warm-white);
  border-radius: 2px;
  font-size: 14px;
}

.error-home:hover,
.error-home:focus-visible {
  background: var(--label-red);
  color: var(--warm-white);
  text-decoration: none;
}

.error-routes {
  max-width: 640px;
  margin: 56px auto 0;
  padding-top: 32px;
  border-top: var(--line);
}

.error-routes h2 {
  font-size: 20px;
  margin-bottom: 16px;
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
}

.error-route-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.error-route-list li {
  min-width: 0;
}

.error-route-list a {
  display: block;
  padding: 12px 16px;
  min-height: 44px;
  border: 1px solid var(--stone);
  border-radius: 2px;
  background: var(--warm-white);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.error-route-list a:hover,
.error-route-list a:focus-visible {
  border-color: var(--label-red);
  color: var(--label-red);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .header-inner {
    gap: 18px;
  }

  .nav-list {
    gap: 16px;
  }

  .nav-list a {
    font-size: 13px;
  }

  .layout-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 28px;
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 32px;
  }

  .page-faq .page-layout {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 32px;
  }

  .glance-item {
    grid-template-columns: 34px minmax(110px, 160px) minmax(0, 1fr) auto;
    gap: 4px 16px;
  }

  .precheck-steps {
    gap: 16px;
  }
}

@media (max-width: 900px) {
  .hero,
  .status-board,
  .curation-feature,
  .curation-split,
  .curation-feature-reverse,
  .special-featured,
  .special-split {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .curation-feature-reverse .curation-media,
  .curation-feature-reverse .curation-body {
    order: initial;
  }

  .precheck-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .glossary-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .sub-channel-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 32px;
  }
}

@media (max-width: 760px) {
  .header-inner {
    height: 64px;
    padding: 0 20px;
    gap: 12px;
    flex-wrap: nowrap;
  }

  .brand-name {
    font-size: 16px;
  }

  .nav-toggle {
    display: inline-flex;
    order: 3;
    margin-left: auto;
  }

  /* 手机端导航：父容器保持可见，仅 .nav-list 默认收起 */
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    background: var(--warm-white);
    border-bottom: var(--line);
    padding: 0 20px;
    box-shadow: 0 8px 24px rgba(27, 26, 23, 0.08);
    z-index: 70;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-list li {
    border-bottom: 1px dashed var(--stone);
  }

  .nav-list li:last-child {
    border-bottom: none;
  }

  .nav-list a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 4px;
    font-size: 15px;
    border-bottom: none;
  }

  .nav-list a.is-current {
    color: var(--label-red);
    border-bottom: none;
  }

  .nav-quick {
    display: none;
  }

  .layout-shell,
  .layout-shell.sidebar-left {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    padding: 0 20px;
  }

  .layout-shell > .site-main {
    padding: 0 0 56px;
    order: 1;
  }

  .page-layout,
  .page-faq .page-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
    padding: 0 20px 56px;
  }

  .page-layout.layout-single {
    max-width: none;
  }

  .site-main,
  .inner-main {
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 56px;
  }

  .page-layout > .site-main {
    padding-left: 0;
    padding-right: 0;
    padding-bottom: 0;
  }

  /* 侧栏在手机端移到正文之后 */
  .side-nav,
  .side-tree {
    position: static;
    padding: 28px 0 0;
    margin-top: 32px;
    border-top: var(--line);
    order: 2;
  }

  .page-aside {
    padding-top: 0;
    margin-top: 8px;
  }

  .hero {
    padding: 32px 0 40px;
    gap: 24px;
  }

  .hero-text h1 {
    font-size: clamp(32px, 8vw, 44px);
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-index {
    padding-top: 14px;
  }

  .hero-media img {
    aspect-ratio: 4 / 3;
  }

  .status-board {
    padding: 40px 0;
    gap: 24px;
  }

  .status-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .channel-glance,
  .timeline,
  .curation,
  .precheck {
    padding: 40px 0;
  }

  .section-head {
    padding-top: 40px;
    gap: 8px;
  }

  .glance-item {
    grid-template-columns: 30px minmax(0, 1fr);
    grid-template-areas:
      "num name"
      "num scope"
      "num tags"
      "num link";
    gap: 6px 14px;
    padding: 18px 0;
  }

  .glance-link {
    justify-self: start;
  }

  .precheck-steps {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .glossary-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .content-media-inline img,
  .page-figure img,
  .guide-figure img,
  .glossary-intro .media-figure img {
    aspect-ratio: 16 / 10;
  }

  /* 表格在窄屏改为纵向字段列表，不产生横向溢出 */
  .table-wrap,
  .field-table-wrap {
    overflow-x: visible;
    border: none;
    background: transparent;
  }

  .map-table,
  .cross-table,
  .field-table {
    min-width: 0;
    width: 100%;
    display: block;
    border: var(--line);
    background: var(--warm-white);
  }

  .map-table thead,
  .cross-table thead,
  .field-table thead {
    display: none;
  }

  .map-table tbody,
  .cross-table tbody,
  .field-table tbody {
    display: block;
  }

  .map-table tbody tr,
  .cross-table tbody tr,
  .field-table tbody tr {
    display: block;
    padding: 12px 16px;
    border-bottom: var(--line);
  }

  .map-table tbody tr:last-child,
  .cross-table tbody tr:last-child,
  .field-table tbody tr:last-child {
    border-bottom: none;
  }

  .map-table tbody th,
  .map-table tbody td,
  .cross-table tbody th,
  .cross-table tbody td,
  .field-table tbody th,
  .field-table tbody td {
    display: block;
    padding: 4px 0;
    border: none;
    border-bottom: 1px dashed var(--stone);
    background: transparent;
  }

  .map-table tbody td:last-child,
  .cross-table tbody td:last-child,
  .field-table tbody td:last-child {
    border-bottom: none;
  }

  .map-table caption,
  .cross-table caption,
  .field-table caption {
    display: block;
    padding: 12px 16px;
    border-bottom: var(--line);
  }

  .field-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .status-panel .status-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .step-item {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 12px;
    padding: 18px 16px;
  }

  .check-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .cross-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
    padding: 40px 20px 28px;
    gap: 28px;
  }

  .footer-bottom p {
    padding: 16px 20px;
  }

  .error-main {
    padding: 48px 20px 72px;
  }

  .error-route-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .special-entries {
    border-top: var(--line);
  }

  .special-entry {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 4px 12px;
  }

  .curation-items li {
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 10px;
  }

  .timeline-list {
    padding-left: 22px;
  }

  .timeline-item::before {
    left: -27px;
  }

  .record-list {
    padding-left: 18px;
  }

  .record-item::before {
    left: -23px;
  }
}

@media (max-width: 400px) {
  .header-inner {
    padding: 0 16px;
  }

  .brand-name {
    font-size: 15px;
  }

  .site-nav {
    padding: 0 16px;
  }

  .site-main,
  .inner-main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .layout-shell,
  .layout-shell.sidebar-left,
  .page-layout,
  .page-faq .page-layout {
    padding-left: 16px;
    padding-right: 16px;
  }

  .footer-grid {
    padding-left: 16px;
    padding-right: 16px;
  }

  .footer-bottom p {
    padding-left: 16px;
    padding-right: 16px;
  }

  .error-main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-text h1 {
    font-size: 30px;
  }

  .page-title {
    font-size: 28px;
  }
}

/* 程序验收反馈：移动端防溢出 */
@media (max-width: 768px) {
  .site-main,
  .site-main * {
    min-width: 0;
    max-width: 100%;
  }

  .site-main :is(h1, h2, h3, h4, p, a, span) {
    overflow-wrap: anywhere;
  }
}